1 // Check profile with a single malloc call and set of loads and stores. Ensures
2 // we get the same profile regardless of whether the memory is deallocated
3 // before exit.
4
5 // RUN: %clang_memprof -O0 %s -o %t
6 // RUN: %env_memprof_opts=print_text=true:log_path=stderr %run %t 2>&1 | FileCheck %s
7
8 // RUN: %clang_memprof -DFREE -O0 %s -o %t
9 // RUN: %env_memprof_opts=print_text=true:log_path=stderr %run %t 2>&1 | FileCheck %s
10
11 // This is actually:
12 // Memory allocation stack id = STACKID
13 // alloc_count 1, size (ave/min/max) 40.00 / 40 / 40
14 // but we need to look for them in the same CHECK to get the correct STACKID.
15 // CHECK: Memory allocation stack id = [[STACKID:[0-9]+]]{{[[:space:]].*}}alloc_count 1, size (ave/min/max) 40.00 / 40 / 40
16 // CHECK-NEXT: access_count (ave/min/max): 20.00 / 20 / 20
17 // CHECK-NEXT: lifetime (ave/min/max): [[AVELIFETIME:[0-9]+]].00 / [[AVELIFETIME]] / [[AVELIFETIME]]
18 // CHECK-NEXT: num migrated: {{[0-1]}}, num lifetime overlaps: 0, num same alloc cpu: 0, num same dealloc_cpu: 0
19 // CHECK: Stack for id [[STACKID]]:
20 // CHECK-NEXT: #0 {{.*}} in {{.*}}malloc
21 // CHECK-NEXT: #1 {{.*}} in main {{.*}}:[[@LINE+6]]
22
23 #include <stdio.h>
24 #include <stdlib.h>
25
main()26 int main() {
27 int *p = (int *)malloc(10 * sizeof(int));
28 for (int i = 0; i < 10; i++)
29 p[i] = i;
30 int j = 0;
31 for (int i = 0; i < 10; i++)
32 j += p[i];
33 #ifdef FREE
34 free(p);
35 #endif
36
37 return 0;
38 }
39